A PPENDIX— COLEOPTERA . 85 



12. HaUica amethystina, Olivier, Ent., vi, p. 687, Tab. 2, Fig. 31. 



Hub. Macliaclii (9-10,000 feet) and CliilLi (9000 feet). Fourteen ex- 

 amples. Has previously been obtained in S. Domingo, Guatemala, Honduras, 

 and Colomljia, 



13. Trichaltica costatijjennis, n. sp. 



Hah. Hacienda of Guacliala (9217 feet). One example. 



Underside and legs, black ; bead and thorax yellowish lirown, coarsely 

 punctured ; antennae black, apical joints ilavous ; elytra blue-black, deeply 

 punctate-striate, the interstices distinctly costate and finely pubescent. 



Length, 2 mm. 



Head very deeply punctured round the inner margin of the eyes ; the 

 frontal tul)ercles indicated only by very narrow oltlique ridges ; antenna^ 

 about half the length of the body, black, the three lower joints flavous, spotted 

 with black above ; second j(jint thicker but scarcely shorter than the third ; 

 thorax about one-half bi'oader than long, slightly narrowed at the Ijase, the 

 sides widened at the mi<ldle, anterior and postei-ior margin paiallel, surface 

 tlavous like the head, transversely sulcate at the base, very coarsely Ijut 

 remotely punctiu'ed, the sulcatitm impressed with a single row of closely 

 placed punctures ; scutellum black ; elytra parallel, of a very dark bluish 

 black, each elytron witli al)out ten rows of regular and very deep transveisely 

 shaped punctui'cs, the interstices closely longitudinally costate and sparingly 

 covered with whitish hairs ; underside and legs black. 



At once separated from the species descriljed by von Harold and Mr. 

 Baly by the costate elytra, their transversely shaped punctuation and colour, 

 as well as that of the underside and legs. A single specimen was obtained. 



14. AiMhona Ecuadoriensu, n. sp. 



Hub. Eastern side of Corazon (12,000 feet). One specimen. 



Obsciire greenish black below ; legs piceous ; three basal joints of 

 antenna?, fulvous ; above dark bluish 1)lack ; head and thorax finely 

 punctured ; elytra deeply and rather regulaily punctate-striate. 



Length, 3 mm. 



Head rather closely and finely punctured ; frontal tubercles in shape of 

 narrow transverse elevations ; carina distinct and acutely raised, palpi slender, 

 filiform ; antennae less than half the length of the body, black, three lower 

 joints fulvous, third and fourth joints equal, one-half longer than the 

 second ; thorax subcjuadrate, a little wider than long, the angles distinct but 

 not produced, surface rather closely and finely punctm^ed, greenish black, 

 shining ; elytra bluish, deeply and rather regularly punctate-striate, the 

 striae closely arranged ; posterior first tarsal joint slightly longer than the 



